Problems booting vista after upgrade

ok i have a acer 5920 laptop and i tried to upgrade from vista home to vista ultimate, the install went smoothly even restarted and set up then after it did the final restart it gave be me the vista boot loader error 17, i have tried the steps defined here "http://www.boot-land...opic=3833&st=0" i have tried everything mentioned there but i cant find bootmgr, and i tried running the vista dvd again and i tried to repair the windows installation and it says it should start fine it is showing 4 version of windows in the dvd repair select screen, i have tried hitting alt+F10 during boot but it does nothing and i have d2d recovery enabled in bios